diff --git a/libavformat/Makefile b/libavformat/Makefile
index 9535079c4883776e39dd18b42ac693ecb5d2c44f..5a5efe9e335c8986635df65f0841e2d9bdad20ff 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -41,7 +41,7 @@ OBJS-$(CONFIG_DTS_DEMUXER)               += raw.o
 OBJS-$(CONFIG_DV_DEMUXER)                += dv.o
 OBJS-$(CONFIG_DV_MUXER)                  += dvenc.o
 OBJS-$(CONFIG_DV1394_DEMUXER)            += dv1394.o dv.o
-OBJS-$(CONFIG_DXA_DEMUXER)               += dxa.o
+OBJS-$(CONFIG_DXA_DEMUXER)               += dxa.o riff.o
 OBJS-$(CONFIG_EA_DEMUXER)                += electronicarts.o
 OBJS-$(CONFIG_FFM_DEMUXER)               += ffm.o
 OBJS-$(CONFIG_FFM_MUXER)                 += ffm.o